Question

x+7=9 solve and check answer equation​

Answer 1

Answer:

x+7=9

x=9-7

x=2

check:-x+7=9

2+7=9

9=9

Answer 2

Hello mate.....

given.....

$x + 7 = 9.....eqn.1 \\ \\ x = 9 - 7 \\ \\ x = 2 \\ \\ sub \: x \: value \: in \: eqn.1 \\ \\ 2 + 7 = 9 \\ \\ 9 = 9$

hope it helps u